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<FONT color="green">001</FONT>    package edu.hawaii.myisern.action;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import net.sourceforge.stripes.controller.Interceptor;<a name="line.3"></a>
<FONT color="green">004</FONT>    import net.sourceforge.stripes.controller.Intercepts;<a name="line.4"></a>
<FONT color="green">005</FONT>    import net.sourceforge.stripes.controller.LifecycleStage;<a name="line.5"></a>
<FONT color="green">006</FONT>    import net.sourceforge.stripes.action.Resolution;<a name="line.6"></a>
<FONT color="green">007</FONT>    import net.sourceforge.stripes.controller.ExecutionContext;<a name="line.7"></a>
<FONT color="green">008</FONT>    import net.sourceforge.stripes.action.RedirectResolution;<a name="line.8"></a>
<FONT color="green">009</FONT>    import net.sourceforge.stripes.action.ActionBeanContext;<a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>    /**<a name="line.11"></a>
<FONT color="green">012</FONT>     * Interceptor that checks to make sure user is logged in whenever he accesses a page.<a name="line.12"></a>
<FONT color="green">013</FONT>     * @author Ben<a name="line.13"></a>
<FONT color="green">014</FONT>     *<a name="line.14"></a>
<FONT color="green">015</FONT>     */<a name="line.15"></a>
<FONT color="green">016</FONT>    @Intercepts(LifecycleStage.ActionBeanResolution)<a name="line.16"></a>
<FONT color="green">017</FONT>    public class LoginInterceptor implements Interceptor {<a name="line.17"></a>
<FONT color="green">018</FONT>      <a name="line.18"></a>
<FONT color="green">019</FONT>      /**<a name="line.19"></a>
<FONT color="green">020</FONT>       * Method that runs when user accesses a page.<a name="line.20"></a>
<FONT color="green">021</FONT>       * @return Resolution to page to be accessed or login page if they are not logged in.<a name="line.21"></a>
<FONT color="green">022</FONT>       * @param interceptContext the context under which the page access is being made.<a name="line.22"></a>
<FONT color="green">023</FONT>       * @throws Exception if error occurs.<a name="line.23"></a>
<FONT color="green">024</FONT>       */<a name="line.24"></a>
<FONT color="green">025</FONT>      public Resolution intercept(ExecutionContext interceptContext) throws Exception {<a name="line.25"></a>
<FONT color="green">026</FONT>        Resolution resolution = interceptContext.proceed();<a name="line.26"></a>
<FONT color="green">027</FONT>        <a name="line.27"></a>
<FONT color="green">028</FONT>    <a name="line.28"></a>
<FONT color="green">029</FONT>          if (isLoggedIn(interceptContext.getActionBeanContext())) {<a name="line.29"></a>
<FONT color="green">030</FONT>              return resolution;<a name="line.30"></a>
<FONT color="green">031</FONT>          }<a name="line.31"></a>
<FONT color="green">032</FONT>          else if (interceptContext.getActionBean().getClass().equals(LoginActionBean.class)) {<a name="line.32"></a>
<FONT color="green">033</FONT>              return resolution;<a name="line.33"></a>
<FONT color="green">034</FONT>          }<a name="line.34"></a>
<FONT color="green">035</FONT>          else {<a name="line.35"></a>
<FONT color="green">036</FONT>              return new RedirectResolution("/login.jsp");<a name="line.36"></a>
<FONT color="green">037</FONT>          }<a name="line.37"></a>
<FONT color="green">038</FONT>      }<a name="line.38"></a>
<FONT color="green">039</FONT>    <a name="line.39"></a>
<FONT color="green">040</FONT>      /** Returns true if the user is logged in. <a name="line.40"></a>
<FONT color="green">041</FONT>       *  @return boolean true if logged in.<a name="line.41"></a>
<FONT color="green">042</FONT>       *  @param context to determine if context is logged in.<a name="line.42"></a>
<FONT color="green">043</FONT>       */<a name="line.43"></a>
<FONT color="green">044</FONT>      protected boolean isLoggedIn(ActionBeanContext context) { <a name="line.44"></a>
<FONT color="green">045</FONT>          return ((MyIsernContext) context).getLoggedIn();<a name="line.45"></a>
<FONT color="green">046</FONT>      }<a name="line.46"></a>
<FONT color="green">047</FONT>    }<a name="line.47"></a>




























































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